Merge pull request #12 from ibigbug/handle-arrow-keys

handle arrow keys

Author: ibigbug

PowerSession.Cli/PowerSession.Cli.csproj

@@ -9,9 +9,9 @@
         <Title>PowerSession</Title>
         <Authors>Yuwei Ba</Authors>
         <IsPackable>true</IsPackable>
-        <PackageVersion>1.2.1</PackageVersion>
-        <AssemblyVersion>1.2.1</AssemblyVersion>
-        <FileVersion>1.2.1</FileVersion>
+        <PackageVersion>1.4.0</PackageVersion>
+        <AssemblyVersion>1.4.0</AssemblyVersion>
+        <FileVersion>1.4.0</FileVersion>
         <PackAsTool>true</PackAsTool>
         <ToolCommandName>PowerSession</ToolCommandName>
         <RepositoryUrl>https://github.com/ibigbug/PowerSession</RepositoryUrl>
@@ -24,7 +24,7 @@
 
     <ItemGroup>
       <PackageReference Include="Microsoft.Packaging.Tools.Trimming" Version="1.1.0-preview1-26619-01" />
-      <PackageReference Include="System.CommandLine.Experimental" Version="0.3.0-alpha.19528.1" />
+      <PackageReference Include="System.CommandLine.Experimental" Version="0.3.0-alpha.19573.2" />
     </ItemGroup>
 
 </Project>

PowerSession.ConPTY/Terminal.cs

@@ -14,6 +14,10 @@ namespace PowerSession.Main.ConPTY
     public sealed class Terminal
     {
         private const string CtrlC_Command = "\x3";
+        private char[] UpArrow = new []{(char) 0x1b, (char) 0x5b, 'A'};
+        private char[] DownArrow = new []{(char) 0x1b, (char) 0x5b, 'B'};
+        private char[] RightArrow = new []{(char) 0x1b, (char) 0x5b, 'C'};
+        private char[] LeftArrow = new []{(char) 0x1b, (char) 0x5b, 'D'};
 
         private readonly Stream _inputReader;
         private readonly Stream _outputWriter;
@@ -92,7 +96,24 @@ private void AttachStdin()
                 while (!_token.IsCancellationRequested)
                 {
                     var key = Console.ReadKey(true);
-                    _consoleInputWriter.Write(key.KeyChar);
+                    switch (key.Key)
+                    {
+                        case ConsoleKey.UpArrow:
+                            _consoleInputWriter.Write(UpArrow);
+                            break;
+                        case ConsoleKey.DownArrow:
+                            _consoleInputWriter.Write(DownArrow);
+                            break;
+                        case ConsoleKey.RightArrow:
+                            _consoleInputWriter.Write(RightArrow);
+                            break;
+                        case ConsoleKey.LeftArrow:
+                            _consoleInputWriter.Write(LeftArrow);
+                            break;
+                        default:                 
+                            _consoleInputWriter.Write(key.KeyChar);
+                            break;
+                    }
                 }
             }, TaskCreationOptions.LongRunning);
         }

PowerSession.sln

@@ -1,4 +1,4 @@
-
+
 Microsoft Visual Studio Solution File, Format Version 12.00
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PowerSession.ConPTY", "PowerSession.ConPTY\PowerSession.ConPTY.csproj", "{0E1F00C7-4F6B-4A7D-9A2F-6AD18A3D2F0A}"
 EndProject